Derpina and Derp Herpington

Miyako Yutsu is Misaki Yutsu's unofficial older sister.

Design
TBA

Personality
Derpina:She is a tsundere and a stereotypical "good twin". She gets straight As in every subject and winner of many spelling bees and math contests. She is also a skilled gamer, which makes her a better person than Derp. Derp:He is a tsundere and a stereotypical "bad twin". He gets C, D, or Fs in almost all the subjects. He thinks that Derpina should "go back to the kitchen and make some sandwiches". He is really BAD at video games.

Biography
TBA

Notable media
TBA

Relationships
TBA

Appearances
On her creator's Reddit

Trivia

 * She likes to drink Cafe au lait instead of coffee.
 * Originally, her character item is a perfume.